From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#63711: 30.0.50; Crash in xdisp.c when it->string is 0x0 Date: Thu, 25 May 2023 20:52:44 +0300 Message-ID: <83zg5sl2mr.fsf@gnu.org> References: <83ilcgn9ud.fsf@gnu.org> <835y8gmt3f.fsf@gnu.org> <834jo0mono.fsf@gnu.org> <83353kmmoq.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36999"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 63711@debbugs.gnu.org To: fitzsim@fitzsim.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu May 25 19:53:13 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1q2F9F-0009Mq-AT for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 25 May 2023 19:53:13 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q2F95-0001AG-PV; Thu, 25 May 2023 13:53:03 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q2F94-00019W-1o for bug-gnu-emacs@gnu.org; Thu, 25 May 2023 13:53:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1q2F93-0000qR-QB for bug-gnu-emacs@gnu.org; Thu, 25 May 2023 13:53:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1q2F93-0004xs-MG for bug-gnu-emacs@gnu.org; Thu, 25 May 2023 13:53:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 25 May 2023 17:53:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 63711 X-GNU-PR-Package: emacs Original-Received: via spool by 63711-submit@debbugs.gnu.org id=B63711.168503714619031 (code B ref 63711); Thu, 25 May 2023 17:53:01 +0000 Original-Received: (at 63711) by debbugs.gnu.org; 25 May 2023 17:52:26 +0000 Original-Received: from localhost ([127.0.0.1]:48027 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q2F8Q-0004wo-Oi for submit@debbugs.gnu.org; Thu, 25 May 2023 13:52:26 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:39934) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q2F8P-0004wb-4m for 63711@debbugs.gnu.org; Thu, 25 May 2023 13:52:21 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q2F8I-0000hO-QI; Thu, 25 May 2023 13:52:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=VCrAXSlR2RiL6FGcBcvHLCfT6gcDhF1dnWuvENR0vDc=; b=MmRd5ieLdJUr VoD39rk7hKQIch0Va1eF7OxEgVH1Q/07LoieiLPcrYoO3AaSqRNK+QG+OOJjH1YMBflHCAPRrDLEP Cs+jX9npjOOaX47HwXmGyDyBtFqrw/WeCy1hTPOr8LjkPwbIExmFf37Kdjd+LPhBYjZvBK9TxpoGX LNPNReTyMTJDHj/q4ZmZIpXeLBUD/s5irFSPyPGWiTE3NmphaaHOGl8fI1pEbno29FIi49bPDvxFM V97/42s/+Az7q3rFKhtfdHt/EP+2plOwMPrFSBguD6FCH45wSPMdZ/oRuxUtTq1yv1OOFjBLphQnQ zRBOg46vpn6wns8WTfIO1Q==; Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q2F8I-00005Q-7s; Thu, 25 May 2023 13:52:14 -0400 In-Reply-To: <83353kmmoq.fsf@gnu.org> (message from Eli Zaretskii on Thu, 25 May 2023 18:54:13 +0300) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:262382 Archived-At: > Cc: 63711@debbugs.gnu.org > Date: Thu, 25 May 2023 18:54:13 +0300 > From: Eli Zaretskii > > > > (gdb) p first_row_to_display->y > > > > $24 = 701 > > > > > (gdb) p window_text_bottom_y(w) > > > > $25 = 701 > > And this also tells us that we are using the wrong glyph row, I think: > its Y coordinate is outside of the visible text area. > > I think I understand the problem. Let me think about a solution. I installed a fix on the emacs-29 branch, let's hope it fixes this.